/* vim: set expandtab shiftwidth=4: -*- mode: c++; c-basic-offset: 4; tab-width: 8; indent-tabs-mode: nil -*-
qRPG
An RPG written to test Qt's Graphics View framework
Copyright (C) 2006 Wesley Crossman
Email: wesley@crossmans.net

You can redistribute and/or modify this software under the terms of the GNU
General Public License as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this
program; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
Suite 330, Boston, MA 02111-1307 USA */

#ifndef ITEMEFFECTS_H
#define ITEMEFFECTS_H

#include <QtCore>
class QGraphicsItem;
class QGraphicsPolygonItem;
class QGraphicsPixmapItem;
class GameBoardScene;
class GameItem;

class ItemMover : public QObject {
Q_OBJECT
protected:
    class MoveEntry {
    public:
        GameItem *item;
        QPoint from, to;
        int index, steps;
        MoveEntry(GameItem *item, QPoint from, QPoint to, int steps) {
            this->item = item;
            this->from = from;
            this->to = to;
            this->steps = steps;
            index = 0;
        }
    };
    static QMap < GameBoardScene *, ItemMover * > instances;
    QMap < GameItem *, MoveEntry * > entries;
    GameBoardScene *scene;
    QTimer *timer;
    ItemMover(GameBoardScene *scene);
protected slots:
    void step();
public:
    static ItemMover *instance(GameBoardScene *scene);
    static void deleteInstances();
    void move(GameItem *item, QPoint from, QPoint to, int steps);
    bool isMoving(GameItem *item) {return entries.contains(item);}
    QTimer *getTimer() {return timer;}
};

class Effect : public QObject {
Q_OBJECT
protected:
    QTimer *timer;
    int phase;
protected slots:
    virtual void timerFired() {}
public:
    Effect(QGraphicsItem *parent, GameBoardScene *scene);
    virtual ~Effect() {}
};

class Star : public Effect {
Q_OBJECT
protected:
    QGraphicsPolygonItem *star;
    void advance(int);
protected slots:
    void timerFired();
public:
    Star(qreal x, qreal y, QGraphicsItem *parent, GameBoardScene *scene);
    ~Star();
};

class Flash : public Effect {
Q_OBJECT
protected:
    QGraphicsPixmapItem *flash;
    static QPixmap *pixFlash;
    void advance(int);
protected slots:
    void timerFired();
public:
    Flash(qreal x, qreal y, QGraphicsItem *parent, GameBoardScene *scene);
    ~Flash();
};

#endif

